A video editing app without a watermark in altered films is called Video Cutter compressor crop.
With this app, you can also flip, rotate, reverse, and crop films. 
You can also be able to resize and compress them without sacrificing their quality.
The video-cutting app saves the video file to your phone.

Features:
Trim, cut, and split
Compress and resize
Crop and cut
Slow motion effect
Speed adjustment
Films can be rotated by 90, 180, or 270 degrees.
MP3 Extractor
Mute the audio on your video
Get photographs from your video by extracting photos from it.
Support only MP4 files